[INFO] cloning repository https://github.com/bleggett/rusty-blackjack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bleggett/rusty-blackjack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbleggett%2Frusty-blackjack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbleggett%2Frusty-blackjack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 771f227c307b95f03b224d6dcfbe749c9f1f23a4
[INFO] testing bleggett/rusty-blackjack against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbleggett%2Frusty-blackjack" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bleggett/rusty-blackjack on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bleggett/rusty-blackjack
[INFO] finished tweaking git repo https://github.com/bleggett/rusty-blackjack
[INFO] tweaked toml for git repo https://github.com/bleggett/rusty-blackjack written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/bleggett/rusty-blackjack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9282f3aa360d4e08326f8898781cef4d61cc0d9eaf6870b0863fcf14a907348
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f9282f3aa360d4e08326f8898781cef4d61cc0d9eaf6870b0863fcf14a907348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9282f3aa360d4e08326f8898781cef4d61cc0d9eaf6870b0863fcf14a907348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9282f3aa360d4e08326f8898781cef4d61cc0d9eaf6870b0863fcf14a907348", kill_on_drop: false }`
[INFO] [stdout] f9282f3aa360d4e08326f8898781cef4d61cc0d9eaf6870b0863fcf14a907348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a98871ba039f1b5d40ef8a997d6b1f1988f750559b9017043aa01a64297477bf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a98871ba039f1b5d40ef8a997d6b1f1988f750559b9017043aa01a64297477bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rust-blackjack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `playing`
[INFO] [stdout]  --> game.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     playing: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `holding`
[INFO] [stdout]  --> game.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     holding: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `Command { std: "docker" "inspect" "a98871ba039f1b5d40ef8a997d6b1f1988f750559b9017043aa01a64297477bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a98871ba039f1b5d40ef8a997d6b1f1988f750559b9017043aa01a64297477bf", kill_on_drop: false }`
[INFO] [stdout] a98871ba039f1b5d40ef8a997d6b1f1988f750559b9017043aa01a64297477bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d22e69cd55e137c2d9dd4a59405ffde1edb6caea5f7d3509d27a3de1215d573
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9d22e69cd55e137c2d9dd4a59405ffde1edb6caea5f7d3509d27a3de1215d573", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-blackjack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `playing`
[INFO] [stdout]  --> game.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     playing: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `holding`
[INFO] [stdout]  --> game.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     holding: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "9d22e69cd55e137c2d9dd4a59405ffde1edb6caea5f7d3509d27a3de1215d573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d22e69cd55e137c2d9dd4a59405ffde1edb6caea5f7d3509d27a3de1215d573", kill_on_drop: false }`
[INFO] [stdout] 9d22e69cd55e137c2d9dd4a59405ffde1edb6caea5f7d3509d27a3de1215d573
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8e474ef88ee88f24730ca51032a187a5b1c126ce4b82db546a73041b9d63c49
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d8e474ef88ee88f24730ca51032a187a5b1c126ce4b82db546a73041b9d63c49", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `playing`
[INFO] [stderr]  --> game.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     playing: bool,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `holding`
[INFO] [stderr]  --> game.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     holding: bool,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_blackjack-9579e45706cb3795)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test game::tests::test_shuffle_deck ... ok
[INFO] [stdout] test game::tests::test_populate_deck ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d8e474ef88ee88f24730ca51032a187a5b1c126ce4b82db546a73041b9d63c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e474ef88ee88f24730ca51032a187a5b1c126ce4b82db546a73041b9d63c49", kill_on_drop: false }`
[INFO] [stdout] d8e474ef88ee88f24730ca51032a187a5b1c126ce4b82db546a73041b9d63c49